supported in part by National Natural Science Foundation of China(No.50977004);Key Projects in the National Science and Technology Pillar Program during the Eleventh Five-year Plan Period.Research of China(2009BAA19B03,2009BAA19B05);Fok Ying Tung Education Foundation(No.131057);New Century Excellent Talents in University of China(No.NCET-10-0282)
Hybrid circuit breaker (HCB) technology based on a vacuum interrupter and a SF6 interrupter in series has become a new research direction because of the low-carbon requirements for high voltage switches. The vacuum ...
Supported by National Natural Science Foundation of China(50537010,50977004)
The plasma status of vacuum arc before arc current zero,has a great influence on the interruption performance of the vacuum circuit breakers.In this paper,a vacuum arc model in a short gap was established based on the...